Should I remove “Backdoor.Agent.ABSL”?

The Backdoor.Agent.ABSL is considered dangerous by lots of security experts. When this infection is active, you may notice unwanted processes in Task Manager list. In this case, it is adviced to scan your computer with GridinSoft Anti-Malware.

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What Backdoor.Agent.ABSL virus can do?

• Executable code extraction
• At least one process apparently crashed during execution
• Creates RWX memory
• Mimics the system’s user agent string for its own requests
• A process attempted to delay the analysis task.
• Repeatedly searches for a not-found process, may want to run with startbrowser=1 option
• Reads data out of its own binary image
• The binary likely contains encrypted or compressed data.
• Detects Bitdefender Antivirus through the presence of a library
• Detects the presence of Wine emulator via function name
• Enumerates services, possibly for anti-virtualization
• Deletes its original binary from disk
• Attempts to remove evidence of file being downloaded from the Internet
• Tries to unhook or modify Windows functions monitored by Cuckoo
• Attempts to repeatedly call a single API many times in order to delay analysis time
• Exhibits behavior characteristics of BetaBot / Neurevt malware
• A system process is generating network traffic likely as a result of process injection
• Creates a hidden or system file
• Attempts to identify installed analysis tools by a known file location
• Attempts to identify installed AV products by registry key
• Checks the version of Bios, possibly for anti-virtualization
• Checks the CPU name from registry, possibly for anti-virtualization
• Detects VirtualBox through the presence of a device
• Detects VirtualBox through the presence of a file
• Detects VMware through the presence of a device
• Detects VMware through the presence of a file
• Detects VMware through the presence of a registry key
• Attempts to modify browser security settings
• Operates on local firewall’s policies and settings
• Creates a copy of itself
• Attempts to disable browser security warnings
• Collects information to fingerprint the system
• Anomalous binary characteristics

Related domains:

How to determine Backdoor.Agent.ABSL?

File Info:
crc32: BD14A6A6
md5: 1a951f2129c69388b89b2de3df41e48b
name: delete_build.exe
sha1: c2166ae0867f5f2a75bce2291d63af26e164ff38
sha256: c9047a58b6ea9b55e61ac43e991f886aac03a1e0bc9a8c81f55e39837b55ca44
sha512: 5e1bc8af9f8cdf55f6df042c25f3a38e621bbc78dd37da608f10a0c6a56402cd2e5e1637e3520cbdef7431972763a5bb8841c6493174dda0cd3025b33b8379bf
ssdeep: 6144:HlB/0YcoDB+gCS6/ynwZ6eaw6gULn1zXEOnC/WPw:Hlt0FoDpCHb6eawbm17HCAw
type: PE32 executable (GUI) Intel 80386, for MS Windows

Version Info:
0: [No Data]

Backdoor.Agent.ABSL also known as:

How to remove Backdoor.Agent.ABSL?

• Download and install GridinSoft Anti-Malware.
• Open GridinSoft Anti-Malware and perform a “Standard scan“.
• “Move to quarantine” all items.
• Open “Tools” tab – Press “Reset Browser Settings“.
• Select proper browser and options – Click “Reset”.
• Restart your computer.